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LU-4751 hsm: Fix sanity-hsm tests for non-mrsh $PDSH
[fs/lustre-release.git] / contrib / lbuild / lbuild
1 #!/bin/bash
2
3 # vim:expandtab:shiftwidth=4:softtabstop=4:tabstop=4:
4
5 # this is an alternative FD for stdout, to be used especially when we are
6 # taking stdout from a function as it's return value.  i.e. foo=$(bar)
7 # this is a workaround until a version of bash where we can put xtrace
8 # on a specific FD
9 exec 3>&1; STDOUT=3
10
11 #set -x
12 xtrace="+x"
13 if [[ $SHELLOPTS = *xtrace* ]]; then
14     xtrace="-x"
15 fi
16 shopt -s extdebug
17
18 # Assume that lbuild's support files can be found in the same
19 # canonicalized path as this very script.
20 LBUILD_SCRIPT=$(readlink -f ${0})
21 LBUILD_DIR=${LBUILD_DIR:-$(dirname ${LBUILD_SCRIPT})}
22
23 # include the exit_traps library
24 . ${LBUILD_DIR}/exit_traps.sh
25 . ${LBUILD_DIR}/funcs.sh
26
27 # our children should die when we do
28 push_exit_trap "kill -INT -$$ || true" kill_children
29
30 # increment this if you have made a change that should force a new kernel
31 # to build built
32 #BUILD_GEN=1
33 #BUILD_GEN=2    # bz19952: remove -lustre tag from kernel RPM names
34 #BUILD_GEN=3    # bz19975: enable the building of src.rpms by default
35 #BUILD_GEN=4    # bz22281: use the git hash in the kernel extra version
36 #BUILD_GEN=5    # TT-107: don't cache the BUILD dir
37 BUILD_GEN=6     # TT-1092: don't cache the BUILD dir, to rebuild external OFED
38
39 TOPDIR=$PWD
40
41 KERNELDIR=
42 LINUX=
43 LUSTRE=
44 RELEASE=false
45 # XXX - some recent hacking has pretty much neutered this option.
46 #       search through this file for "-bb" and see how many places
47 #       simply don't account for this option
48 DO_SRC=true
49 DOWNLOAD=true
50 CANONICAL_TARGET=
51 TARGET=
52 TARGET_ARCH="$(uname -m)"
53 # change default behavior to only build for the current arch
54 TARGET_ARCHS="$TARGET_ARCH"
55 TARGET_ARCHS_ALL="$TARGET_ARCH"
56 [ "$TARGET_ARCH" = "i686" ] && TARGET_ARCHS_ALL="i686 i586 i386"
57 CONFIGURE_FLAGS=
58 EXTERNAL_PATCHES=
59 EXTRA_VERSION=
60 STAGEDIR=
61 TMPDIR=${TMPDIR:-"/var/tmp"}
62 TIMESTAMP=
63 # this is a dir to try reuse old kernel RPMs in (although, it seems to be
64 # unused in any real manner
65 REUSERPM=
66 # this is the dir that should be used to store reuse products
67 REUSEBUILD=
68 # should cached products be used or force rebuilding?
69 USE_BUILD_CACHE=true
70 # what does this do exactly?  does it imply no kernel build?
71 NORPM=false
72 IOKITRPM=true
73 OSDLDISKFSRPM=true
74 OSDZFSRPM=false
75 SMPTYPES="smp bigsmp default ''"
76 PATCHLESS=false
77 XEN=false
78 LINUXOBJ=
79 DISTRO=
80 KERNELTREE=
81 # default to not adding -lustre- into the kernel RPM package names
82 KERNEL_LUSTRE_NAMING=false
83 # default not use kabi check.
84 USE_KABI=false
85
86 # patchless build
87 KERNELRPMSBASE=
88 RPMSMPTYPE=
89
90 # from target file
91 SERIES=
92 BASE_ARCHS=
93 BIGMEM_ARCHS=
94 BOOT_ARCHS=
95 JENSEN_ARCHS=
96 SMP_ARCHS=
97 BIGSMP_ARCHS=
98 PSERIES64_ARCHS=
99 UP_ARCHS=
100
101 # not in the target file any more
102 CONFIG=
103
104 # build the lustre-tests rpm?
105 LUSTRE_TESTS=true
106
107 DATE=$(date)
108
109 RPMBUILD=
110
111 export CC=${CC:-gcc}
112
113 # Readlink is not present on some older distributions: emulate it.
114 readlink() {
115     local path=$1 ll
116
117     if [ -L "$path" ]; then
118         ll="$(LC_ALL=C ls -l "$path" 2> /dev/null)" &&
119         echo "${ll/* -> }"
120     else
121         return 1
122     fi
123 }
124
125 usage() {
126     cat <<EOF
127 Usage: ${0##*/} [OPTION]... [-- <lustre configure options>]
128
129   --external-patches=EXTERNAL_PATCHES
130     Directory similar to lustre/lustre/kernel_patches/ that lbuild should
131     look for seres and config files in before looking in the lustre
132     tree.
133
134   --extraversion=EXTRAVERSION
135     Text to use for the rpm release and kernel extraversion.
136
137   --timestamp=TIMESTAMP
138     Date of building lustre in format YYYYMMDDhhmmss
139
140   --reuserpm=DIR
141     Try to reuse old kernel RPMs from DIR
142
143   --reusebuild=DIR
144     Try to reuse old kernel builds from DIR
145
146   --kernelrpm=DIR
147     Path to distro kernel RPM collection
148
149   --ccache
150     Use ccache
151
152   --norpm
153     Do not build RPMs (compile only mode)
154
155   --patchless
156     Build lustre client only
157
158   --distro=DISTRO
159     Which distro using. Autodetect by default
160
161   --kerneldir=KERNELDIR
162     Directory containing Linux source tarballs referenced by target
163     files.
164
165   --kerneltree=KERNELTREE
166     Directory containing dirs with Linux source tarballs referenced by target
167     files. Dir names in format kernel version ('2.6.9', etc.)
168
169   --linux=LINUX --with-linux=LINUX
170     Directory of Linux kernel sources.  When this option is used, only
171     Lustre modules and userspace are built.
172
173   --lustre=LUSTRE
174     Path to an existing lustre source tarball to use.
175
176   --nodownload
177     Do not try to download a kernel from downloads.lustre.org
178
179   --nosrc
180     Do not build a .src.rpm, a full kernel patch, or a patched kernel
181     tarball.
182
183   --ldiskfs
184     Build with ldiskfs support. (Deprecated, always true)
185
186   --noiokit
187     Do not build lustre-iokit RPM. Now true by default
188
189   --publish
190     Unused.
191
192   --release
193     Specifies that the files generated do not include timestamps, and
194     that this is an official release.
195
196   --src
197     Build a .src.rpm, a full kernel patch, and a patched kernel tarball.
198
199   --stage=DIR
200     Directory used to stage packages for release.  RPMs will be placed
201     more or less in DIR/<target>-<arch>, and the tarball will be
202     placed in DIR.
203
204   --target=TARGET
205     The name of the target to build.  The available targets are listed
206     below.
207
208   --target-archs=TARGET_ARCHS
209     A (space delimited) list of architectures to build.  By default,
210     all of the archs supported by the TARGET will be built, in
211     addition to a .src.rpm.  This option can limit those, for machines
212     that can only build certain archs or if you only want a certain
213     arch built (for testing, or a one-off kernel).
214
215     Also note that by using a non-"base" arch (eg, i386) only kernels
216     will be built - there will be no lustre-lite-utils package.
217
218   --xen
219     Builds a Xen domX kernel.
220
221   --set-value
222     Sets a variable to a given value.
223
224 EOF
225
226 #   list_targets
227
228     fatal "$1" "$2"
229 }
230
231 # canonicalize a relative path to a file
232 canon_filepath() {
233     local PATH="$1"
234
235     if [ ! -f "$PATH" ]; then
236         return 1
237     fi
238
239     local FILE=${PATH##*/}
240     local DIR=${PATH%/*}
241
242     echo $(canon_path "$DIR")/$FILE
243     return 0
244 }
245
246 # canonicalize a relative path to a dir
247 canon_path() {
248     local PATH="$1"
249
250     if [ ! -d "$PATH" ]; then
251         return 1
252     fi
253
254     pushd "$PATH" >/dev/null || return 1
255     local CANONPATH=$PWD
256     popd >/dev/null
257
258     echo "$CANONPATH"
259     return 0
260 }
261
262 check_options() {
263
264     if [ -z "$LUSTRE" -o ! -r "$LUSTRE" ]; then
265         usage 1 "Could not find Lustre source tarball '$LUSTRE'."
266     fi
267
268     if [ -z "$DISTRO" ] ; then
269         DISTRO=$(autodetect_distro)
270         # remove minor version only for rhel and oel
271         [[ $DISTRO =~ "el-" ]] && DISTRO=${DISTRO%%.*}
272         # remove separator
273         DISTRO=${DISTRO/-/}
274     fi
275
276     [ -z "$TARGET" ] && TARGET=$(autodetect_target "$DISTRO")
277
278     if [ -z "$LINUX" ]; then
279         [ "$KERNELDIR" -o "$KERNELTREE" ] || \
280             usage 1 "A kernel directory must be specified with --kerneldir or --kerneltree."
281
282         [ -d "$KERNELDIR" -o -d "$KERNELTREE" ] || \
283             usage 1 "$KERNELDIR and $KERNELTREE are not a directory."
284
285 #       TARGET_FILE="$TOPDIR/lustre/kernel_patches/targets/$TARGET.target"
286 #       [ -r "$TARGET_FILE" ] || \
287 #               usage 1 "Target '$TARGET' was not found."
288     fi
289
290     case $TARGET in
291         2.6-rhel6)
292             CANONICAL_TARGET="rhel6"
293             ;;
294         2.6-rhel5)
295             CANONICAL_TARGET="rhel5"
296             ;;
297         2.6-rhel4)
298             CANONICAL_TARGET="rhel-2.6"
299             ;;
300         2.6-suse)
301             CANONICAL_TARGET="sles-2.6"
302             ;;
303         2.6-sles10)
304             CANONICAL_TARGET="sles10-2.6"
305             ;;
306         2.6-sles11 | 3.0-sles11)
307             CANONICAL_TARGET="sles11"
308             ;;
309         2.6-oel5)
310             CANONICAL_TARGET="oel5"
311             ;;
312         hp_pnnl-2.4)
313             CANONICAL_TARGET="hp-pnnl-2.4"
314             ;;
315         2.6-vanilla \
316             | suse-2.4.21-2 \
317             | rh-2.4 \
318             | rhel-2.4 \
319             | sles-2.4 \
320             | 2.6-patchless)
321                 CANONICAL_TARGET="$TARGET"
322                 ;;
323     esac
324
325     local timestampnodig=$(echo $TIMESTAMP | sed -e s/[0-9]*//g)
326     [ "$timestampnodig" = "" ] || TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
327     local timestamplength="${#TIMESTAMP}"
328     if [ $timestamplength -eq 12 ]; then
329         TIMESTAMP="${TIMESTAMP}00"
330     elif [ $timestamplength -ne 14 ]; then
331         TIMESTAMP=$(date -d "$DATE" "+%Y%m%d%H%M%S")
332     fi
333
334     RPMBUILD=$(which rpmbuild 2>/dev/null | head -1)
335     if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
336         RPMBUILD=$(which rpm 2>/dev/null | head -1)
337         if [ ! "$RPMBUILD" -o "$RPMBUILD" == "" ]; then
338             usage 1 "Could not find binary for making rpms (tried rpmbuild and rpm)."
339         fi
340     fi
341
342     if [ -n "$CCACHE" ]; then
343         which "$DISTCC" &>/dev/null && export DISTCC RPM_BUILD_NCPUS
344
345         if which "$CCACHE" &>/dev/null; then
346             local ccache=$(which "$CCACHE")
347             local bindir="$TOPDIR/bin"
348
349             if [ ! -d $bindir ]; then
350                 mkdir -p $bindir || fatal 1 "error trying to create $bindir"
351             else
352                 rm ${bindir}/* > /dev/null 2>&1 || true
353             fi
354             ln -s "$ccache" ${bindir}/ccache
355             ln -s "$ccache" ${bindir}/cc
356             ln -s "$ccache" ${bindir}/$CC
357             export PATH=$bindir:$PATH
358             export CCACHE && export CC="ccache $CC"
359             # zero the cache so we can see how effective we are being with it
360             echo -n "ccache "
361             ccache -z
362
363             # get some ccache stats when we are done
364             push_exit_trap '[ -n "$CCACHE" ] && ccache -s' "ccache_summary"
365             # should remove the ccache trap if lbuild is interrupted
366             trap 'echo "Received an INT TERM or HUP signal, terminating."; delete_exit_trap "ccache_summary"; exit 1' INT TERM HUP
367         fi
368     fi
369
370     return 0
371
372 }
373
374 # compare two versions $1 and $2. if $1 < $2, return 0 otherwise return 1.
375 compare_version () {
376     [[ $1 == $2 ]] && return 1
377     local IFS=.
378     local i val1=($1) val2=($2)
379
380     # padding zero to val1 if it needs
381     for ((i=${#val1[@]}; i<${#val2[@]}; i++)); do
382         val1[i]=0
383     done
384     for ((i=0; i<${#val1[@]}; i++)); do
385         [[ -z ${val2[i]} ]] && return 1
386
387         if [[ ${val1[i]} < ${val2[i]} ]]; then
388             return 0
389         elif [[ ${val1[i]} > ${val2[i]} ]]; then
390             return 1
391         fi
392     done
393 }
394
395 uniqify() {
396
397     echo $(echo "$*" | xargs -n 1 | sort -u)
398
399 }
400
401 fetch_url() {
402     local url="$1"
403     local target="$2"
404
405     local rc=0
406     if which wget >/dev/null 2>&1; then
407         if ! wget -nv "$url" -O "$target"; then
408             rc=${PIPESTATUS[0]}
409         fi
410     elif which curl >/dev/null 2>&1; then
411         if ! curl -L -s -o "$target" "$url"; then
412             rc=${PIPESTATUS[0]}
413         fi
414     else
415         fatal 1 "Could not find either wget or curl to fetch URLs."
416     fi
417
418     return $rc
419
420 }
421
422 download_srpm() {
423     local target=$1
424     local srpm=$2
425     local force="${3:-false}"
426
427     if $force || [ ! -r "$KERNELDIR/$srpm" ] ||
428        [ ! -s "$KERNELDIR/$srpm" ]; then
429         if $DOWNLOAD; then
430             local location="http://downloads.lustre.org/public/kernels/$target/old"
431             # get the location from a distro specific method if it exists
432             if type -p kernel_srpm_location; then
433                 location=$(kernel_srpm_location)
434             fi
435             echo "Downloading $location/$srpm..."
436             if ! fetch_url "$location/$srpm" "$KERNELDIR/$srpm" 2>&1 ||
437                [ ! -s "$KERNELDIR/$srpm" ]; then
438                 rm -f $KERNELDIR/$srpm
439                 # punt to a distro specific method if it exists
440                 if ! type -p download_srpm-$DISTRO; then
441                     fatal 1 "Could not download target $target's kernel SRPM $srpm from $location."
442                 else
443                     if ! download_srpm-$DISTRO "$target" "$srpm" "$force"; then
444                         fatal 1 "Could not download target $target's kernel SRPM $srpm using download_srpm-$DISTRO."
445                     fi
446                 fi
447             fi
448         else
449             fatal 1 "$srpm not found in directory $KERNELDIR."
450         fi
451     fi
452
453 }
454
455 download_file() {
456     local from="$1"
457     local to="$2"
458     local force="$3"
459
460     local file=${from##*/}
461
462     if [ -d $to ]; then
463         to="$to/$file"
464     fi
465
466     local semaphore="$to-downloading"
467
468     is_downloading() {
469         if [ ! -f $semaphore ]; then
470             return 1
471         fi
472
473         # make sure the download has not been aborted
474         local now=$(date +%s)
475         local file_mtime=$(stat -c %Y "$to")
476         local staleness=$((now - file_mtime))
477         # let's assume an active download will write at least once a minute
478         if [ $staleness -gt 60 ]; then
479             return 1
480         fi
481
482         return 0
483     }
484
485     is_downloaded() {
486         # if the semaphore file exists, the file is either still downloading
487         # or a download was aborted and we cannot trust the target file
488         if [ -f $semaphore ]; then
489             return 1
490         fi
491
492         if ! is_downloading && [ -r "$to" ] && [ -s "$to" ]; then
493             return 0
494         fi
495
496         return 1
497     }
498
499     if $force || ! is_downloaded; then
500         if is_downloading; then
501             echo "Somebody else is downloading $from..."
502             while is_downloading; do
503                 echo "Waiting for $to to finish downloading"
504                 sleep 60
505             done
506             if is_downloaded; then
507                 return 0
508             else
509                 echo "The download we were waiting for seems to have been aborted"
510             fi
511
512         fi
513
514         if $DOWNLOAD; then
515             echo "Downloading $from..."
516             # flag others so they don't try to download also
517             push_exit_trap "rm -f $to $semaphore" "download"
518             touch $semaphore
519             if ! fetch_url "$from" "$to" || [ ! -s "$to" ]; then
520                 # the trap will remove the files via the fatal below
521                 fatal 1 "Could not download ${to##*/} from ${from%/*}/."
522             fi
523             rm -f $semaphore
524             delete_exit_trap "download"
525         else
526             fatal 1 "${to##*/} not found in directory ${to%/*}."
527         fi
528     fi
529
530     return 0
531
532 }
533
534 download_ofed() {
535     local force="${1:-false}"
536
537     if [ -z "$OFED_VERSION" -o "$OFED_VERSION" = "inkernel" ]; then
538         return 0
539     fi
540
541     local OFED_BASE_VERSION=$OFED_VERSION
542     if [[ $OFED_VERSION = *.*.*.* ]]; then
543         OFED_BASE_VERSION=${OFED_VERSION%.*}
544     fi
545
546     local location="http://www.openfabrics.org/downloads/OFED/ofed-${OFED_BASE_VERSION}/"
547
548     if [[ $OFED_VERSION = *-[rR][cC][0-9] ]]; then
549         local Mmv
550         Mmv=${OFED_VERSION%%-[rR][cC][0-9]}
551         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}/"
552     fi
553
554     if [[ $OFED_VERSION = daily-* ]]; then
555         local Mmv daily
556         OFED_VERSION=${OFED_VERSION/daily-/}
557         Mmv=${OFED_VERSION%%-*}
558         daily=${OFED_VERSION##$Mmv-}
559         location="http://www.openfabrics.org/downloads/OFED/ofed-${Mmv}-daily/"
560         # find the filename for the version for the date specified
561         OFED_VERSION=$(curl -s "$location" | sed -nre "/${daily}-/s/.*href=\"OFED-(${Mmv//./\\.}-${daily}-[0-9]{4,4}).tgz.*$/\1/p" | tail -1)
562         if [ -z "$OFED_VERSION" ]; then
563             fatal 1 "Could not determine the filename of the OFED snapshot for ${daily}"
564         fi
565     fi
566
567     local file="OFED-${OFED_VERSION}.tgz"
568     download_file "$location/$file" "$KERNELTREE" "$force"
569
570 }
571
572 parse_mpss_info() {
573     local file="$1"
574     local build="$2"
575     local distro="$3"
576
577     [ -r "$file" ] || fatal 1 "Could not find MPSS info file"
578
579     # convert to MPSS distro naming
580     distro=${distro/sles/suse}
581     distro_name=${distro%%-*}
582
583     # extract links from MPSS info file
584     local urls=$(cat "$file" | \
585         tr -d '\t\r\n' | sed -e 's?\(</[a-zA-Z]*>\)?\1\n?g' | \
586         grep '.intel.com/' | \
587         sed -e 's/^.*[hH][rR][eE][fF]="\([^>"]\+\)".*$/\1/g' | \
588         grep '.tar')
589     local res2=""
590     local res3=""
591     for url in $urls; do
592         local ver2=""
593         local ver3=""
594         # Try to match with MPSS 3.x or 3.x.x distro package
595         if [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-$distro.tar ]]; then
596             ver3=${url##*mpss-}
597             ver3=${ver3%%-$distro.tar}
598         # Try to match with MPSS 3.x or 3.x.x source package
599         elif [[ $url =~ mpss-src-[0-9].[0-9](.[0-9]*)?.tar ]]; then
600             ver3=${url##*mpss-src-}
601             ver3=${ver3%%.tar}
602         # Try to match with MPSS 3.x or 3.x.x cross compiler package
603         elif [[ $url =~ mpss-[0-9].[0-9](.[0-9]*)?-k1om.tar ]]; then
604             ver3=${url##*mpss-}
605             ver3=${ver3%%-k1om.tar}
606         # Try to match with MPSS 2.1.x source package
607         elif [[ $url =~ _src-[0-9].[0-9].[0-9]*-[0-9]*_$distro_name.tar ]]; then
608             ver2=${url##*_src-}
609             ver2=${ver2%%_$distro_name.tar}
610         fi
611
612         if [ -n "$ver3" ]; then
613             # Check for MPSS 3.x or MPSS 3.x.x
614             if [[ $ver3 =~ [0-9].[0-9].[0-9]* ]]; then
615                 ver3="${ver3}-0"
616             else
617                 ver3="${ver3}.0-0"
618             fi
619             if [ -z "$build" ]; then
620                 res3="$ver3"
621             elif [ "$build" = "$ver3" ]; then
622                 res3="$res3 $url"
623             fi
624         elif [ -n "$ver2" ]; then
625             if [ -z "$build" ]; then
626                 res2="$ver2"
627             elif [ "$build" = "$ver2" ]; then
628                 res2="$res2 $url"
629             fi
630         fi
631
632     done
633
634     if [ -z "$build" ]; then
635         # return a last version of MPSS
636         if [ -n "$res3" ]; then
637             echo "$res3"
638         else
639             echo "$res2"
640         fi
641     elif [ "${build%%.*}" = "3" ]; then
642         local ver=${build%%-*}
643         local bid=${build##*-}
644         if [ $bid -eq 0 ]; then
645             # return URLs from MPSS info file
646             echo "$res3"
647         else
648             # Check for MPSS 3.x or MPSS 3.x.x
649             if [ ${ver##*.} -eq 0 ]; then
650                 ver=${ver%.*}
651             fi
652             # return URLs from internal site with MPSS builds
653             # kernel sources:
654             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-src-$ver.tar"
655             # kernel configs:
656             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-$ver-k1om.tar"
657             # OFED headers:
658             echo "${MPSS_BUILDS:-"http://mic-bld.pdx.intel.com/release"}/$ver/$bid/release/knightscorner/package/mpss-$ver-$distro.tar"
659         fi
660     else
661         # return URLs from MPSS info file
662         echo "$res2"
663     fi
664 }
665
666 # Get public information about last releases of
667 # Intel Manycore Platform Software Stack (MPSS)
668 download_mpss_info() {
669     local file="$1"
670     local force="${2:-true}"
671     local url=${MPSS_URL:-"http://software.intel.com/en-us/articles/intel-manycore-platform-software-stack-mpss"}
672
673     download_file "$url" "$file" "$force"
674 }
675
676 download_mpss() {
677     local file="$1"
678     local force="${2:-false}"
679     local urls=$(parse_mpss_info "$file" ${MPSS_VERSION} ${MPSS_DISTRO})
680
681     [ -z "$urls" ] && fatal 1 "Could not determine the URLs of MPSS $MPSS_VERSION"
682
683     # force re-download if build number is zero
684     [[ $MPSS_VERSION = [0-9].[0-9].[0-9]*-0 ]] && force=true
685
686     local url
687     local i=0
688     for url in $urls; do
689         file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
690         download_file "$url" "$file" "$force"
691         i=$((i+1))
692     done
693 }
694
695 load_target() {
696
697     EXTRA_VERSION_save="$EXTRA_VERSION"
698     for patchesdir in "$EXTERNAL_PATCHES" \
699                       "$TOPDIR/lustre/lustre/kernel_patches"; do
700         TARGET_FILE="$patchesdir/targets/$TARGET.target"
701         [ -r "$TARGET_FILE" ] && break
702     done
703     [ -r "$TARGET_FILE" ] || fatal 1 "Target $TARGET was not found."
704
705     echo "Loading target config file $TARGET.target..."
706
707     # if the caller specified an OFED_VERSION it should override whatever
708     # the target file specifies
709     local env_OFED_VERSION="$OFED_VERSION"
710
711     . "$TARGET_FILE"
712
713     if [ -n "$env_OFED_VERSION" ]; then
714         OFED_VERSION="$env_OFED_VERSION"
715     fi
716
717     # doesn't make any sense to build OFED for xen domX's
718     if $XEN; then
719         OFED_VERSION=""
720     fi
721
722     # XXX - set_rpm_smp_type is an ugly undeterministic hack.  it needs to
723     #       go away and the target just specify the $RPMSMPTYPE
724     [ -z "$RPMSMPTYPE" ] && set_rpm_smp_type
725
726     # CC might have been overwriten in TARGET_FILE
727     if [[ $CC != ccache\ * ]] && which "$CCACHE" &>/dev/null; then
728         export CCACHE && export CC="ccache $CC"
729     fi
730
731     if [ ! "$KERNELTREE" = "" ] && [ -d "$KERNELTREE" ]; then
732         KERNELDIR="$KERNELTREE/${lnxmaj}"
733         [ -d "$KERNELDIR" ] || mkdir "$KERNELDIR"
734     fi
735
736     # verify the series is available
737     if [ "$SERIES" ]; then
738         for series in $SERIES; do
739             for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
740                 [ -r "$patchesdir/series/$series" ] && continue 2
741             done
742             fatal 1 "Target $TARGET's series $SERIES could not be found.\nSearched:\n\t$EXTERNAL_PATCHES/series\n\t$TOPDIR/lustre/lustre/kernel_patches/series."
743         done
744     fi
745
746     # set the location of the .config file
747     local XENPOSTFIX=""
748     if $XEN; then
749         XENPOSTFIX="-xen"
750     fi
751
752     if [ -f $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET-$TARGET_ARCH.config ]; then
753         CONFIG_FILE="$TOPDIR/lustre/lustre/kernel_patches/kernel_configs/kernel-$lnxmaj-$TARGET$XENPOSTFIX-$TARGET_ARCH.config"
754     fi
755
756     local lnxrelnew=${lnxrel//-/_}
757
758     # remember the EXTRA_VERSION before we diddle it here
759     # XXX - we really should not diddle with any values read in from the
760     #       target file.  if we want to modify a value, we should create
761     #       a new variable.
762     PRISTINE_EXTRA_VERSION=$EXTRA_VERSION
763
764     if ! $PATCHLESS && [ ! -f "$CONFIG_FILE" ]; then
765         fatal 1 "Config file for target $TARGET missing from $TOPDIR/lustre/lustre/kernel_patches/kernel_configs/."
766     fi
767
768     if [ "$EXTRA_VERSION_save" ]; then
769         EXTRA_VERSION="$EXTRA_VERSION_save"
770     elif ! $RELEASE; then
771         # if there is no patch series, then this is not a lustre specific
772         # kernel.  don't make it look like one
773         if $PATCHLESS || [ -n "$SERIES" ]; then
774             EXTRA_VERSION=$(echo $EXTRA_VERSION | sed -e "s/\(.*_lustre\)\..*/\1/")
775             if ! $PATCHLESS && [ -n "$BUILDID" ]; then
776                 EXTRA_VERSION="${EXTRA_VERSION}.${BUILDID}"
777             fi
778         fi
779     fi
780     # EXTRA_VERSION=${EXTRA_VERSION//-/_}
781
782     ALL_ARCHS="$BASE_ARCHS $BIGMEM_ARCHS $BOOT_ARCHS $JENSEN_ARCHS $SMP_ARCHS $BIGSMP_ARCHS $PSERIES64_ARCHS $UP_ARCHS"
783
784     BUILD_ARCHS=
785     for arch in $(uniqify "$ALL_ARCHS"); do
786         if [ -z "$TARGET_ARCHS" ] ||
787            [[ \ $TARGET_ARCHS\  = *\ $arch\ * ]]; then
788             BUILD_ARCHS="$BUILD_ARCHS $arch"
789         fi
790     done
791     [ "$BUILD_ARCHS" ] || usage 1 "No available target archs to build."
792     echo "Building for: $BUILD_ARCHS"
793 }
794
795 tarflags() {
796     local file="$1"
797
798     case "$file" in
799         '')
800             fatal 1 "tarflags(): File name argument missing."
801             ;;
802         *.tar.gz | *.tgz)
803             echo 'zxf'
804             ;;
805         *.tar.bz2)
806             echo 'jxf'
807             ;;
808         *.tar)
809             echo 'xf'
810             ;;
811         *)
812             fatal 1 "tarflags(): Unrecognized tar extension in file: $1"
813             ;;
814     esac
815
816 }
817
818 untar() {
819     local tarfile="$1"
820     shift
821     local extractfile="$@"
822
823     echo "Untarring ${tarfile##*/}..."
824     tar $(tarflags "$tarfile") "$tarfile" $extractfile
825
826 }
827
828 unpack_ofed() {
829
830     if ! untar "$KERNELTREE/OFED-${OFED_VERSION}.tgz"; then
831         return 1
832     fi
833     [ -d OFED ] || ln -sf OFED-[0-9].[0-9]* OFED
834
835 }
836
837 unpack_lustre() {
838
839     untar "$LUSTRE" || fatal 1 "Error unpacking Lustre tarball"
840     [ -d lustre ] || ln -sf lustre-[0-9].[0-9]* lustre
841
842 }
843
844 unpack_mpss() {
845
846     [ -d mpss ] && return 0
847
848     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
849         local ver=${MPSS_VERSION%%-*}
850         local file
851         local i
852         # Check for MPSS 3.x or MPSS 3.x.x
853         if [ ${ver##*.} -eq 0 ]; then
854             ver=${ver%.*}
855         fi
856         for i in $(seq 0 9); do
857             file="$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part$i.tar"
858             if [ -r "$file" ]; then
859                 untar "$file" \
860                     "mpss-$ver/*/linux-*.tar.bz2" \
861                     "mpss-$ver/*/kernel-dev-*.rpm" \
862                     "mpss-$ver/*/ofed-driver-*-devel-*.rpm"
863             fi
864         done
865         # Extract kernel configs
866         file=$(find mpss-$ver -type f -path "*/kernel-dev-*.rpm")
867         if ! rpm2cpio "$file" | cpio -idm; then
868             echo "Error extracting MPSS kernel configs"
869             return 1
870         fi
871         # Unpack kernel sources
872         file=$(find mpss-$ver -type f -path "*/linux-*.tar.bz2")
873         if ! untar "$file"; then
874             echo "Error unpacking MPSS kernel sources"
875             return 1
876         fi
877         # Extract OFED headers
878         file=$(find mpss-$ver -type f -path "*/ofed-driver-*-devel-*.rpm")
879         if ! rpm2cpio "$file" | cpio -idm; then
880             echo "Error extracting MPSS OFED headers"
881             return 1
882         fi
883         # Remove unpacked archives to save space
884         rm -rf mpss-$ver
885         # Make link to MPSS kernel sources
886         ln -sf linux-* mpss
887     else
888         local dir="mpss-${MPSS_VERSION}-${MPSS_DISTRO%%-*}"
889
890         mkdir $dir || return 255
891         pushd $dir >/dev/null || return 255
892         if ! untar "$KERNELTREE/mpss_src-${MPSS_VERSION}-${MPSS_DISTRO}-part0.tar" "*/gpl/*full_src*"; then
893             popd >/dev/null
894             rm -rf $dir
895             echo "Error unpacking MPSS tarball 1"
896             return 1
897         fi
898         local file=$(find . -type f -path "*/gpl/*full_src*")
899         if ! untar "$file"; then
900             popd >/dev/null
901             rm -rf $dir
902             echo "Error unpacking MPSS tarball 2"
903             return 1
904         fi
905         popd >/dev/null
906         ln -sf $dir mpss
907     fi
908
909 }
910
911 do_patch_linux() {
912
913     local do_patch=${1:-true}
914
915     FULL_PATCH="$PWD/lustre-kernel-${TARGET}-${EXTRA_VERSION}.patch"
916     [ -f "$FULL_PATCH" ] && rm -f "$FULL_PATCH"
917     $do_patch && pushd linux >/dev/null
918     for series in $SERIES; do
919         echo -n "Applying series $series:"
920         for patchesdir in "$EXTERNAL_PATCHES" "$TOPDIR/lustre/lustre/kernel_patches"; do
921             [ -r "$patchesdir/series/$series" ] || continue
922             SERIES_FILE="$patchesdir/series/$series"
923             for patch in $(<"$SERIES_FILE"); do
924                 echo -n " $patch"
925                 PATCH_FILE="$patchesdir/patches/$patch"
926                 [ -r "$PATCH_FILE" ] || \
927                     fatal 1 "Patch $patch does not exist in Lustre tree."
928                 cat "$PATCH_FILE" >> "$FULL_PATCH" || {
929                     rm -f $FULL_PATCH
930                     fatal 1 "Error adding patch $patch to full patch."
931                 }
932                 if $do_patch; then
933                     patch -s -p1 < "$PATCH_FILE" 2>&1 || {
934                         rm -f $FULL_PATCH
935                         fatal 1 "Error applying patch $patch."
936                     }
937                 fi
938             done
939             break
940         done
941         echo
942     done
943     $do_patch && popd >/dev/null
944     echo "Full patch has been saved in ${FULL_PATCH##*/}."
945
946 }
947
948 build_lustre() {
949     local linux="$1"
950     local linuxobj="$2"
951
952     cp "$LUSTRE" SOURCES
953
954     pushd lustre >/dev/null
955
956     echo "Building Lustre RPMs for: $BUILD_ARCHS..."
957     local targets arch
958     for arch in $BUILD_ARCHS; do
959         targets="--target $arch $targets"
960     done
961
962     local confoptions=""
963
964     if $PATCHLESS; then
965         confoptions="$confoptions --disable-server"
966     fi
967
968     local rpmbuildopt='-tb'
969     if $NORPM; then
970         rpmbuildopt='-tc'
971         echo NORPM mode. Only compiling.
972     fi
973
974     # If server we now build the spl and zfs modules against the lustre kernel.
975     # These are required prior to the building of lustre server. Client does
976     # not require spl/zfs. Use !PATCHLESS to indicate server which follows the
977     # line above so is at least consistant.
978     if [ $PATCHLESS == false ] && [ "x$ZFSNOTSUPPORTED" == "x" ]; then
979         if ! build_spl_zfs; then
980             popd >/dev/null # pushd lustre
981             return 255
982         fi
983     fi
984
985     if $PATCHLESS; then
986         RPMBUILD_DEFS="$RPMBUILD_DEFS --without servers"
987         if [ -n "$CROSS_SUFFIX" ]; then
988             RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"lustre_name lustre-client$CROSS_SUFFIX\""
989         fi
990     fi
991
992     # ditto for the lustre-tests boolean
993     if ! $LUSTRE_TESTS; then
994         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_tests"
995     fi
996
997     if ! $IOKITRPM; then
998         RPMBUILD_DEFS="$RPMBUILD_DEFS --without lustre_iokit"
999     fi
1000
1001     local osd_zfs=""
1002     if $OSDZFSRPM; then
1003         osd_zfs="yes"
1004     fi
1005
1006     local osd_ldiskfs=""
1007     if $OSDLDISKFSRPM; then
1008         osd_ldiskfs="yes"
1009     fi
1010
1011     RPMBUILD_DEFS="$RPMBUILD_DEFS ${FIND_REQUIRES:+--define \"__find_requires $FIND_REQUIRES\"}"
1012     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"configure_args $confoptions ${CONFIGURE_FLAGS}\""
1013     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kdir $linux\""
1014     RPMBUILD_DEFS="$RPMBUILD_DEFS ${linuxobj:+--define \"kobjdir $linuxobj\"}"
1015     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_tmppath $TMPDIR\""
1016     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_topdir $TOPDIR\""
1017
1018     eval $RPMBUILD $targets $rpmbuildopt "$LUSTRE" $RPMBUILD_DEFS \
1019         ${osd_zfs:+--with zfs} \
1020         ${osd_ldiskfs:+--with ldiskfs} 2>&1 || \
1021         fatal 1 "Error building rpms for $BUILD_ARCHS."
1022
1023     if $DO_SRC; then
1024         if ! eval $RPMBUILD -ts "$LUSTRE" $RPMBUILD_DEFS 2>&1; then
1025             popd >/dev/null
1026             return 255
1027         fi
1028     fi
1029     popd >/dev/null
1030
1031 }
1032
1033 ###
1034 # build_spl_zfs
1035 #
1036 # Fetch spl/zfs from the git repo and prepare for lustre build
1037 #
1038 # Overrides:
1039 #   SPLZFSGITREPO - URI of directory where spl.git and zfs.git are located
1040 #   SPLZFSTAG     - Tag to checkout of clone repositories
1041 #   SPLZFSVER     - Version to checkout of both (format zfs/spl-$SPLZFSVER)
1042 #
1043 # return 0 if successful, else 255
1044 build_spl_zfs() {
1045     # make sure the RPM build environment is set up
1046     pushd $TOPDIR
1047     create_rpmbuild_dirs
1048     popd
1049
1050     # The spl/zfs spec files expect RPM_BUILD_ROOT to point to the root of the
1051     # destination for the rpms
1052     export RPM_BUILD_ROOT=$TOPDIR
1053     SPLZFSVER=${SPLZFSVER:-0.6.2}
1054     SPLZFSTAG=${SPLZFSTAG:-upstream-master}
1055
1056     # The files expect a kver to be set to the kernel version .
1057     local kver=$(find_linux_release)
1058
1059     # build and install the spl and zfs (and -devel) RPMs for lustre to use
1060     local pkg
1061     for pkg in spl zfs; do
1062
1063         local rpmpkg
1064
1065         [ "$pkg" == "zfs" ] && spldir="$(ls -d $TOPDIR/usr/src/spl-*/|tail -1)"
1066
1067         # need to fetch the repo in order to build it.
1068         # default to github but allow override
1069         git clone ${SPLZFSGITREPO:-"https://github.com/zfsonlinux"}/$pkg.git $pkg 2>&1
1070
1071         pushd $pkg || return 255
1072         if [ -n "$SPLZFSTAG" ]; then
1073             git checkout $SPLZFSTAG
1074         else
1075             git checkout -b lbuild $pkg-$SPLZFSVER
1076         fi
1077
1078         # This differentiates between older zfs versions
1079         if [ -f $pkg-modules.spec.in ]; then
1080             rpmpkg=$pkg-modules
1081             specdir=.
1082             speclist="$pkg.spec $rpmpkg.spec"
1083         else
1084             rpmpkg=kmod-$pkg-devel
1085             specdir=rpm/generic
1086             speclist="$pkg.spec $pkg-kmod.spec $pkg-dkms.spec"
1087         fi
1088
1089         sh autogen.sh || return 255
1090
1091         if  ! ./configure --with-linux=${LINUX} --with-linux-obj=${LINUXOBJ:-$LINUX} \
1092                           ${spldir:+--with-spl="${spldir}"} 2>&1 ||
1093             ! make dist 2>&1; then
1094             popd
1095             return 255
1096         fi
1097         popd
1098
1099         ln -f $pkg/$pkg-*.tar.gz $TOPDIR/SOURCES ||
1100            error "failed to link $pkg/$pkg-*.tar.gz into $TOPDIR/SOURCES"
1101         if [ -f $pkg/scripts/kmodtool ]; then
1102             ln -f $pkg/scripts/kmodtool $TOPDIR/SOURCES/
1103         fi
1104
1105         local rpmb
1106         if $DO_SRC; then
1107             rpmb=-ba
1108         else
1109             rpmb=-bb
1110         fi
1111
1112         # set search dir for our own kmodtool to find correct
1113         # directories
1114         export KERNELSOURCE=$(dirname ${LINUX})
1115         # Manually build rpms
1116         for spec in $speclist; do
1117             echo "Building RPMs from $pkg/$specdir/$spec"
1118             if ! $RPMBUILD $rpmb $pkg/$specdir/$spec \
1119                 --nodeps -v \
1120                 --define "require_kdir ${LINUX}" \
1121                 ${LINUXOBJ:+--define "require_kobj ${LINUXOBJ}"} \
1122                 ${spldir:+--define "require_spldir ${spldir}"} \
1123                 --define "kver $kver" \
1124                 --define "kernels $kver" \
1125                 --define "_tmppath /var/tmp" \
1126                 --define "kernelbuildroot $TOPDIR/reused" \
1127                 --define "_topdir $TOPDIR" 2>&1; then
1128                 return 255
1129             fi
1130         done
1131
1132 #       $DO_SRC && mv $pkg*.src.rpm $TOPDIR/SRPMS/
1133 #       mv $pkg*.noarch.rpm $TOPDIR/RPMS/noarch/
1134 #       mv *$pkg*.$TARGET_ARCH.rpm $TOPDIR/RPMS/$(basearch $TARGET_ARCH)/
1135
1136         # We have built the rpms for the package. Now we need to extract the
1137         # contained files so we can build further things against them
1138         local rpms=$(ls -1 $TOPDIR/RPMS/*/$rpmpkg-*.rpm)
1139
1140         # cpio only extract to pwd so we need to go there.
1141         pushd $TOPDIR
1142         local rpm
1143         for rpm in $rpms; do
1144             rpm2cpio $rpm | cpio -id
1145         done
1146
1147         if [ "$pkg" == "zfs" ]; then
1148             mkdir -p $TOPDIR/zfsdevel
1149             pushd $TOPDIR/zfsdevel
1150             # We also need to extract zfs-devel rpm
1151             local devel_rpm=$(ls -1 $TOPDIR/RPMS/*/$pkg-devel-*.rpm)
1152             rpm2cpio $devel_rpm | cpio -id
1153             popd
1154             CONFIGURE_FLAGS="--with-$pkg-devel=$TOPDIR/zfsdevel ${CONFIGURE_FLAGS}"
1155         fi
1156         popd
1157
1158         CONFIGURE_FLAGS="--with-$pkg=$(ls -d $TOPDIR/usr/src/$pkg-*/|tail -1) ${CONFIGURE_FLAGS}"
1159         CONFIGURE_FLAGS="--with-$pkg-obj=$(ls -d $TOPDIR/usr/src/$pkg-*/$kver*|tail -1) ${CONFIGURE_FLAGS}"
1160     done
1161
1162     OSDZFSRPM=true
1163
1164     return 0
1165 }
1166
1167 prepare_mpss() {
1168
1169     pushd mpss >/dev/null || return 255
1170     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
1171         cp -f ../boot/config-* .config
1172         if ! make ARCH=k1om silentoldconfig ; then
1173             popd >/dev/null
1174             return 1
1175         fi
1176         if ! make ARCH=k1om modules_prepare ; then
1177             popd >/dev/null
1178             return 1
1179         fi
1180         cp -f ../boot/Module.symvers-* Module.symvers
1181     else
1182         if ! make defconfig-miclinux; then
1183             popd >/dev/null
1184             return 1
1185         fi
1186         if ! make -C card/kernel ARCH=k1om modules_prepare ; then
1187             popd >/dev/null
1188             return 1
1189         fi
1190     fi
1191     popd >/dev/null
1192
1193 }
1194
1195 stage() {
1196
1197     [ "$STAGEDIR" ] || return 0
1198
1199     for arch in $BUILD_ARCHS; do
1200         rpmdir="${STAGEDIR}/${CANONICAL_TARGET}-${arch}"
1201         echo "${0##*/}: Copying RPMs into ${rpmdir}"
1202         mkdir -p "${rpmdir}"
1203         cp -v RPMS/${arch}/*.rpm "${rpmdir}"
1204         if [ -d RPMS/noarch ]; then
1205             cp -v RPMS/noarch/*.rpm "${rpmdir}"
1206         fi
1207     done
1208
1209     cp -v "$LUSTRE" "$STAGEDIR"
1210
1211 }
1212
1213 set_rpm_smp_type() {
1214
1215     local infact_arch="${TARGET_ARCH}"
1216
1217     RPMSMPTYPE=""
1218     [ "$infact_arch" == "i586" ] && infact_arch="i686"
1219
1220     local smp_type
1221     for smp_type in $SMP_ARCHS; do
1222         [ $infact_arch == $smp_type ] && RPMSMPTYPE=smp && break
1223     done
1224
1225     for smp_type in $BIGSMP_ARCHS; do
1226         [ $infact_arch == $smp_type ] && RPMSMPTYPE=bigsmp && break
1227     done
1228
1229     for smp_type in $PPC64_ARCHS; do
1230         [ $infact_arch == $smp_type ] && RPMSMPTYPE=ppc64 && break
1231     done
1232
1233     for smp_type in $DEFAULT_ARCHS; do
1234         [ $infact_arch == $smp_type ] && RPMSMPTYPE=default && break
1235     done
1236
1237 }
1238
1239 # This function takes a linux include tree and digs out the linux release
1240 # from it. It is never called directly, only called from the distro
1241 # specific function find_linux_release() in lbuild-{rhel,sles}.
1242 _find_linux_release() {
1243     local SRC="$1"
1244     local LINUXRELEASEHEADER=""
1245
1246     LINUXRELEASEHEADER=$SRC/include/linux/version.h
1247     if [ -s $SRC/include/generated/utsrelease.h ]; then
1248         LINUXRELEASEHEADER=$SRC/include/generated/utsrelease.h
1249     elif [ -s $SRC/include/linux/utsrelease.h ]; then
1250         LINUXRELEASEHEADER=$SRC/include/linux/utsrelease.h
1251     fi
1252
1253     if [ ! -s $LINUXRELEASEHEADER ]; then
1254         fatal 1 "could not find UTS_RELEASE"
1255     fi
1256
1257     sed -ne 's/#define UTS_RELEASE "\(.*\)"$/\1/p' $LINUXRELEASEHEADER
1258 }
1259
1260 # unpack kernel(/source/devel) RPM
1261 #
1262 # This function and it's setting of $LINUX and $LINUXOBJ is a total hack that
1263 # needs to completely refactored.  It completely ingores that $BUILD_ARCHS may
1264 # contain a list of arches for which rpmbuild commands (including the one for
1265 # lustre itself)
1266 unpack_linux_devel_rpm() {
1267     local kernelrpm="${1}"
1268
1269     [ -f "$kernelrpm" ] || return 255
1270     [ -d $TOPDIR/reused ] || mkdir $TOPDIR/reused || return 255
1271
1272     pushd $TOPDIR/reused &>/dev/null || return 255
1273
1274     if ! rpm2cpio < "$kernelrpm" | cpio -id > /dev/null 2>&1; then
1275         return 255
1276     fi
1277
1278     # call a distro specific hook, if available
1279     if type -p unpack_linux_devel_rpm-$DISTRO; then
1280         if ! unpack_linux_devel_rpm-$DISTRO "$kernelrpm"; then
1281             return 255
1282         fi
1283     fi
1284
1285     popd &>/dev/null
1286
1287     find_linux_devel_paths $TOPDIR/reused
1288
1289     return 0
1290
1291 }
1292
1293 build_kernel_ib() {
1294     local linux="$1"
1295     local kib_prefix="$2"
1296     local kib_rpm="$3"
1297
1298     # build kernel-ib{,-devel}/compat-rdma{,-devel}
1299     local K_SRC="K_SRC"
1300     # ofed 1.3 had a bug in the rpm spec
1301     if [ "$OFED_VERSION" = "1.3" ]; then
1302         K_SRC="KSRC"
1303     fi
1304
1305     local OFED_CORE="--with-core-mod --with-ipoib-mod --with-sdp-mod --with-user_mad-mod --with-user_access-mod --with-addr_trans-mod"
1306     local OFED_HARDWARE="--with-mthca-mod --with-mlx4-mod --with-mlx4_en-mod --with-cxgb3-mod --with-nes-mod"
1307
1308     if compare_version $OFED_VERSION 3.0; then
1309         OFED_CORE="$OFED_CORE --with-madeye-mod --with-rds-mod"
1310     else
1311         OFED_HARDWARE="$OFED_HARDWARE --with-cxgb4-mod"
1312     fi
1313
1314     # some I/B drivers are architecture dependent and kernel-ib's configure
1315     # does not figure it out for us ~sigh~
1316     case "$TARGET_ARCH" in
1317         ppc64)
1318             OFED_HARDWARE="$OFED_HARDWARE --with-ehca-mod"
1319             ;;
1320     esac
1321     # we're no longer shipping the OFED iSCSI target
1322     #OFED_ISCSI="--with-srp-mod --with-srp-target-mod"
1323     OFED_ISCSI="--with-srp-mod"
1324     ## ISER module has no backport support as of OFED 1.5 (i.e. only builds on
1325     ##kernels >= 2.6.30)
1326     #if [[ $OFED_VERSION = 1.[0-4]* ]]; then
1327     #   OFED_ISCSI="$OFED_ISCSI --with-iser-mod"
1328     #fi
1329
1330     # assume we are just rebuilding the SRPM
1331     local BUILD_TYPE=${BUILD_TYPE:-"--rebuild"}
1332     local SOURCE="${TOPDIR}/OFED/SRPMS/${kib_prefix}-*.src.rpm"
1333
1334     # but switch to building from the SPEC if we need to apply patches
1335     if ls ${TOPDIR}/lustre/contrib/patches/ofed/* >/dev/null; then
1336         BUILD_TYPE="-bb"
1337         rpm --define "_topdir ${TOPDIR}" -ivh $SOURCE
1338         SOURCE="${TOPDIR}/SPECS/${kib_prefix}.spec"
1339         local file ed_fragment1 ed_fragment2 n=1
1340         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.patch); do
1341             ed_fragment1="$ed_fragment1
1342 Patch$n: ${file%%*/}"
1343             ed_fragment2="$ed_fragment2
1344 %patch$n -p0"
1345             cp $file ${TOPDIR}/SOURCES
1346             let n=$n+1
1347         done
1348         for file in $(ls ${TOPDIR}/lustre/contrib/patches/ofed/*.ed); do
1349             # Only apply the ed-scripts that should be used for the canonical target
1350             # ed-files in ${TOPDIR}/lustre/contrib/patches/ofed/ have to follow the naming
1351             # convention
1352             # <two-digits>-<descriptive-name>:<canonical_target_1>: ...:<canonical_target_N>.ed
1353             # To apply the same change to multiple canonical target simply specify
1354             # a list of colon separated canoncial target names in the file name.
1355             echo "$file" | grep -q -e ":${CANONICAL_TARGET}:" \
1356                                    -e ":${CANONICAL_TARGET}.ed$"
1357             if [ $? -eq 0 ] ; then
1358                 ed_fragment3="$ed_fragment3
1359 $(cat $file)"
1360                 let n=$n+1
1361             fi
1362         done
1363
1364         if [ $n -gt 1 ]; then
1365             ed $SOURCE <<EOF
1366 /^Source: /a
1367 $ed_fragment1
1368 .
1369 /^%setup /a
1370 $ed_fragment2
1371 .
1372 $ed_fragment3
1373 wq
1374 EOF
1375         fi
1376     fi
1377
1378     local linuxrelease=$(find_linux_release)
1379     if compare_version $OFED_VERSION 3.0; then
1380         local OFA_KERNEL_RELEASE=$(echo -n ${linuxrelease} | sed -e 's/-/_/g')
1381     fi
1382     if ! $RPMBUILD $BUILD_TYPE --define 'build_kernel_ib 1' --define 'build_kernel_ib_devel 1' \
1383                   ${FIND_REQUIRES:+--define "__find_requires $FIND_REQUIRES"} \
1384                   --define "_topdir ${TOPDIR}" --target ${TARGET_ARCH} \
1385                   --define "KVERSION ${linuxrelease}" \
1386                   --define "$K_SRC ${linux}" \
1387                   --define "LIB_MOD_DIR /lib/modules/${linuxrelease}/updates" \
1388                   ${OFA_KERNEL_RELEASE:+--define "_release $OFA_KERNEL_RELEASE"} \
1389                   --define "configure_options --without-quilt $OFED_CORE $OFED_HARDWARE $OFED_ISCSI" \
1390                   ${SOURCE} 2>&1; then
1391         fatal 1 "Error building ${kib_rpm}"
1392     fi
1393
1394 }
1395
1396 store_for_reuse() {
1397     local articles="$1"
1398     local module="$2"
1399     local location="$3"
1400     local signature="$4"
1401     local use_links="$5"
1402
1403     local linkflag=""
1404     if $use_links; then
1405         linkflag="l"
1406     fi
1407
1408     local default_iface=$(/sbin/ip route get 192.1.1.1 | sed -ne 's/.* dev \(.*\)  * src .*/\1/p')
1409     if [ -z "$default_iface" ]; then
1410         fatal 1 "Failed to determine the default route interface"
1411     fi
1412     local unique_id=$(/sbin/ip addr show dev $default_iface | sed -ne '/ inet /s/ *inet \(.*\)\/.*/\1/p' | head -1)
1413     if [ -z "$unique_id" ]; then
1414         fatal 1 "Failed to determine a unique id from interface $default_interface"
1415     fi
1416
1417     local finallocation="$location"/"$signature"/"$module"
1418     location="$location"/"$signature-${unique_id}"/"$module"
1419     mkdir -p "$location"
1420     # the cleanup script removes any directory that doesn't have a
1421     # .lastused, so let's try to prevent that as soon as we can
1422     # this solution still slightly racy with the cleanup script
1423     # but the race is a lot tighter now
1424     touch -t 197001010000 "$location/.lastused"
1425     ## use eval/echo here to make sure shell expansions are performed
1426     #if ! cp -a${linkflag} $(eval echo $articles) "$location"; then
1427     local article
1428     for article in $(eval echo $articles); do
1429         if ! cp -a${linkflag} "$article" "$location"; then
1430             error "Failed to copy \"$article\" to \"$location\" in store_for_reuse()"
1431             # rename the cache location so that it's not cached
1432             # product, but is around for analysis
1433             mv "$location"{,-bad-$(date +%s)} ||
1434                 error "failed to clean up a failed cache attempt" \
1435                       "in \"$location\" -- manual cleanup will be" \
1436                       "necessary"
1437             return 1
1438         fi
1439     done
1440
1441     # flag the cache as complete (i.e. in case lbuild was previously
1442     # interrupted while caching)
1443     touch "$location/.lastused"
1444
1445     # put the temporary location into the final location
1446     # (last one wins)
1447     mkdir -p "${finallocation%/*}"
1448     mv "$location" "$finallocation"
1449     rmdir "${location%/*}"
1450     return 0
1451
1452 }
1453
1454 reuse() {
1455     local module="$1"
1456     local dest="$2"
1457     local use_links="${3:-false}"
1458     local signature="$4"
1459
1460     if [ -n "$REUSEBUILD" ] && [ -d "$REUSEBUILD/$signature/$module" ]; then
1461         if [ ! -f "$REUSEBUILD/$signature/$module/.lastused" ]; then
1462             # the .lastused flag is populated at the end of the caching to
1463             # signal that the caching was completed.  if that flag is not
1464             # there, then the cache is invalid (and should be removed in fact)
1465             mv "$REUSEBUILD/$signature/$module"{,-bad-$(date +%s)} ||
1466                 fatal 1 "failed to clean up a bad cache in location $REUSEBUILD/$signature/$module\" -- manual cleanup will be necessary"
1467             return 1
1468         fi
1469
1470         # so that we know how stale this entry is
1471         touch $REUSEBUILD/$signature/$module/.lastused
1472
1473         if $use_links; then
1474             if ls $REUSEBUILD/$signature/$module/* >/dev/null 2>&1; then
1475                 cp -al $REUSEBUILD/$signature/$module/* $dest/
1476             fi
1477         else
1478             # copying is pretty heavy
1479             # cp -a $REUSEBUILD/$signature/$module/* $dest/
1480             # do some creative symlinking instead
1481             local dir
1482             for dir in BUILD SRPMS SPECS; do
1483                 if ls $REUSEBUILD/$signature/$module/$dir/* >/dev/null 2>&1; then
1484                     ln -s $REUSEBUILD/$signature/$module/$dir/* $dest/$dir
1485                 fi
1486             done
1487             # sources have to be copied by file because we need SOURCES to
1488             # be a dir we can write into
1489 # could overrun ls's arg list here
1490             #ls $REUSEBUILD/$signature/$module/SOURCES/* |
1491             find $REUSEBUILD/$signature/$module/SOURCES/ -type f |
1492                 xargs ln -t $dest/SOURCES -s
1493
1494             # same for RPMS/* dirs
1495 # could overrun ls's arg list here
1496             #ls $REUSEBUILD/$signature/$module/RPMS/$TARGET_ARCH/* |
1497             local dir
1498             for dir in $REUSEBUILD/$signature/$module/RPMS/*; do
1499                 mkdir -p $dest/RPMS/${dir##*/}
1500                 find $dir -type f |
1501                   xargs ln -t $dest/RPMS/${dir##*/} -s
1502             done
1503         fi
1504         return 0
1505     else
1506         return 1
1507     fi
1508 }
1509
1510 basearch() {
1511     local arch="$1"
1512
1513     if [[ $arch = i[3456]86 ]]; then
1514         echo "i386"
1515     else
1516         echo "$arch"
1517     fi
1518
1519 }
1520
1521 build_kernel_with_srpm() {
1522     local outfd=$1
1523
1524     if [ -z "$outfd" ] || [ $outfd = 1 ]; then
1525         fatal 1 "You must supply a file descriptor to ${FUNCNAME[0]} and it cannot be 1"
1526     fi
1527
1528     # need to generate the patch for this target
1529     do_patch_linux false >&${outfd}    # sets global $FULL_PATCH (yeah, yuck)
1530
1531     # get an md5sum of the kernel patch + config for reuse check
1532     # XXX really, there needs to be a signature and a CONFIG_FILE per arch
1533     #     in BUILD_ARCHS
1534     local release_str
1535     if $RELEASE; then
1536         local release_str="RELEASE=$RELEASE\n"
1537     fi
1538
1539     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1540         local REUSE_SIGNATURE=$({ echo -en $release_str;
1541                                   echo $BUILD_GEN;
1542                                   cat $CONFIG_FILE $TARGET_FILE $FULL_PATCH;
1543                                   cat $LBUILD_DIR/lbuild $LBUILD_DIR/lbuild-${DISTRO}; } |
1544                                 md5sum | cut -d" " -f1)
1545         # see if we can link to the reuse pool
1546         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1547         #       "library"
1548         local CAN_LINK_FOR_REUSE=false
1549         touch $REUSEBUILD/$$
1550         if cp -al $REUSEBUILD/$$ $TOPDIR/ 2>/dev/null; then
1551             CAN_LINK_FOR_REUSE=true
1552         fi
1553         rm $REUSEBUILD/$$
1554     fi
1555
1556     # the extra version string to use for the kernel (which might be a reused
1557     # kernel, remember)
1558     local kernel_extra_version=""
1559     if ! $USE_BUILD_CACHE || ! reuse kernel "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1560                                    "$REUSE_SIGNATURE"; then
1561         # nothing cached, build from scratch
1562         if [ ! -r "$KERNELDIR/$KERNEL_SRPM" ]; then
1563             echo "Downloading kernel SRPM" >&${outfd}
1564             download_srpm "$CANONICAL_TARGET" "$KERNEL_SRPM" >&${outfd}
1565         fi
1566
1567         if ! rpm -ivh $KERNELDIR/$KERNEL_SRPM \
1568                   --define "_topdir $TOPDIR" >&${outfd} 2>&1; then
1569             # should we clean this up or leave it for analysis?
1570             #rm -rf $RPMTOPDIR
1571             fatal 1 "Error installing kernel SRPM."
1572         fi
1573
1574         # put the Lustre kernel patch into the RPM build tree
1575         cp $FULL_PATCH $TOPDIR/SOURCES/linux-${lnxmaj}-lustre.patch
1576         prepare_and_build_srpm >&${outfd} ||
1577             fatal 1 "failed to prepare_and_build_srpm"
1578
1579         if [ -z "$REUSE_SIGNATURE" ]; then
1580             echo "No reuse signature was caculated so not storing the built kernel" >&${outfd}
1581         else
1582             # store the resulting kernel RPM build tree for future use
1583             echo "Storing the built kernel for future reuse" >&${outfd}
1584             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,SRPMS,RPMS}" \
1585                                  "kernel" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1586                                  "$CAN_LINK_FOR_REUSE"; then
1587                 error "Failed to store kernel RPMS for reuse"
1588                 echo "unknown" >&${outfd}
1589                 return 1
1590             fi
1591         fi
1592     fi  # build reuse
1593
1594     # figure out the EXTRA_VERSION of the kernel we built or are re-using
1595     local KERNEL_RPM
1596     if ! KERNEL_RPM=$(find_rpm "$TOPDIR/RPMS/$TARGET_ARCH/" provides "^kernel(-default)? ="); then
1597         fatal 1 "Failed to find a kernel RPM in $TOPDIR/RPMS/$TARGET_ARCH/"
1598     fi
1599     kernel_extra_version=$(rpm -q --queryformat "%{RELEASE}" -p $TOPDIR/RPMS/$TARGET_ARCH/$KERNEL_RPM)
1600
1601     # should now have the following RPMs
1602     # $TOPDIR/RPMS/$arch/kernel-lustre-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1603     # $TOPDIR/RPMS/$arch/kernel-lustre-devel-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1604     # $TOPDIR/RPMS/$arch/kernel-lustre-headers-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1605     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-common-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1606     # $TOPDIR/RPMS/$arch/kernel-lustre-debuginfo-2.6.18-53.1.21.el5_lustre.1.6.5.1.$arch.rpm
1607
1608     echo $kernel_extra_version
1609     return 0
1610
1611 }
1612
1613 # build OFED
1614 # globals used:
1615 #    TOPDIR
1616 #    REUSEBUILD, USE_BUILD_CACHE
1617 #    CONFIGURE_FLAGS
1618
1619 build_ofed() {
1620     local linux="$1"
1621     local ofed_version="$2"
1622     local kib_prefix
1623     local kib_rpm
1624
1625     # if an ofed version is given, then it means use OFED proper,
1626     # not any vendor specific "inkernel" version
1627     if [ -z "$ofed_version" ]; then
1628         return 0
1629     fi
1630
1631     if [ "$ofed_version" = "inkernel" ]; then
1632         # see if there is a distro specific override for this and use
1633         # that if it exists
1634         # XXX we need to better integrate a distro specific override with
1635         #     the rest of this function so that all of the reuse cache
1636         #     stuff is leveraged given that 80% of this function is reuse
1637         if type -p build_ofed-${DISTRO}; then
1638             local ofed_location
1639             ofed_location=$(build_ofed-${DISTRO} ${STDOUT})
1640             local rc=${PIPESTATUS[0]}
1641             CONFIGURE_FLAGS="--with-o2ib=${ofed_location} ${CONFIGURE_FLAGS}"
1642             return $rc
1643         else
1644             return 0
1645         fi
1646     elif compare_version $OFED_VERSION 3.0; then
1647         kib_prefix="ofa_kernel"
1648         kib_rpm="kernel-ib"
1649     else
1650         kib_prefix="compat-rdma"
1651         kib_rpm="compat-rdma"
1652     fi
1653
1654     # build kernel-ib/compat-rdma
1655     if $USE_BUILD_CACHE && [ -n "$REUSEBUILD" ]; then
1656         local REUSE_SIGNATURE=$({ echo "$ofed_version";
1657                                   echo "$(find_linux_release;
1658                                   echo "$BUILD_GEN")";
1659                                   cat "${linux}/include/linux/autoconf.h";
1660                                   cat "$LBUILD_DIR/lbuild" ;
1661                                   cat "$LBUILD_DIR/lbuild-${DISTRO}"; } |
1662                                 md5sum | cut -d" " -f1)
1663         # see if we can link to the reuse pool
1664         # XXX - hrm.  i'm not convinced this doesn't belong in the reuse
1665         #       "library"
1666         local CAN_LINK_FOR_REUSE=false
1667         touch $REUSEBUILD/$$
1668         if cp -al $REUSEBUILD/$$ $TOPDIR/; then
1669             CAN_LINK_FOR_REUSE=true
1670         fi
1671         rm $REUSEBUILD/$$
1672     fi
1673
1674     if ! $USE_BUILD_CACHE || ! reuse ofed "$TOPDIR" "$CAN_LINK_FOR_REUSE" \
1675                                    "$REUSE_SIGNATURE"; then
1676         if [ -n "$REUSE_SIGNATURE" ]; then
1677             # stash away the existing built articles for a moment
1678             mkdir bak
1679             mv {BUILD,{S,}RPMS,S{OURCE,PEC}S} bak
1680             function mv_back {
1681                 pushd bak
1682                 find . | cpio -pudlm ..
1683                 popd
1684                 rm -rf bak
1685             }
1686             create_rpmbuild_dirs
1687         fi
1688         # build it
1689         build_kernel_ib "${linux}" "${kib_prefix}" "${kib_rpm}"
1690
1691         if [ -z "$REUSE_SIGNATURE" ]; then
1692             echo "No reuse signature was caculated so not storing the built ofed"
1693         else
1694             # store the resulting RPM build tree for future use
1695             echo "Storing the built ofed for future reuse"
1696             if ! store_for_reuse "$TOPDIR/{SPECS,SOURCES,BUILD,SRPMS,RPMS}" \
1697                                  "ofed" "$REUSEBUILD" "$REUSE_SIGNATURE" \
1698                                  "$CAN_LINK_FOR_REUSE"; then
1699                 error "Failed to store OFED RPMS for reuse"
1700                 mv_back
1701                 return 1
1702             fi
1703             # put the stuff we stashed away back
1704             mv_back
1705         fi
1706     fi
1707
1708     pushd "$TOPDIR" >/dev/null
1709     rm -rf ${kib_rpm}-devel
1710     mkdir ${kib_rpm}-devel
1711     cd ${kib_rpm}-devel
1712     # the actual ofed RPMs don't have the -rc$n or -$date string appened that
1713     # might be present on the file
1714     #local linuxrelease=$(find_linux_release)
1715     #ofed_version=$(echo $ofed_version |
1716     #               sed -re 's/-(20[0-9]{6,6}-[0-9]{4,4}|rc[0-9]*)$//')
1717     # FIXME
1718     # OFED version will have 'hyphen' for minor release. (e.g. 3.5-1, instead
1719     # of 3.5.1) compat-rdma and compat-rdma-devel could have same version
1720     # number, but currectly not. Once OFED fix this in the future release, we
1721     # can remove following filter.
1722     #ofed_version=$(echo $ofed_version |
1723     #               sed -re 's/-([0-9]*-[rR][cC][0-9]*)$//')
1724     #local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-${ofed_version}-${linuxrelease//-/_}.*.rpm)
1725     # I dont' know why we have gone through the trouble to filter out the name
1726     # of the rpm there should only be one ${kib_rpm}-devel built
1727     local rpm=$(ls $TOPDIR/RPMS/*/${kib_rpm}-devel-*.rpm)
1728     if ! rpm2cpio < $rpm | cpio -id; then
1729         fatal 1 "could not unpack the ${kib_rpm}-devel rpm."
1730     fi
1731     CONFIGURE_FLAGS="--with-o2ib=$(pwd)/usr/src/${kib_prefix} ${CONFIGURE_FLAGS}"
1732     popd >/dev/null
1733
1734 }
1735
1736 build_with_srpm() {
1737
1738     if ! $PATCHLESS; then
1739         local kernel_extra_version
1740         if ! kernel_extra_version=$(build_kernel_with_srpm ${STDOUT}); then
1741             fatal 1 "Failed to build the kernel from it's SRPM"
1742         fi
1743
1744         for arch in $BUILD_ARCHS; do
1745             local kernel_devel_rpm
1746             if ! kernel_devel_rpm=$(find_rpm "$TOPDIR/RPMS/$arch/" provides "^$(devel_kernel_name $KERNEL_LUSTRE_NAMING) ="); then
1747                 fatal 1 "Failed to find a kernel development RPM in $TOPDIR/RPMS/$arch/"
1748             fi
1749
1750             # install the -devel RPM in preparation for modules builds
1751             if ! lnxrel="$kernel_extra_version" unpack_linux_devel_rpm \
1752                            "$TOPDIR/RPMS/$arch/$kernel_devel_rpm"; then
1753                 fatal 1 "Could not find the Linux tree in $TOPDIR/RPMS/$arch/$kernel_devel_rpm"
1754             fi
1755         done
1756     else
1757         # need to find and unpack the vendor's own kernel-devel for patchless
1758         # client build
1759         local kernelrpm
1760         if ! kernelrpm=$(find_linux_rpm "-$DEVEL_KERNEL_TYPE"); then
1761             fatal 1 "Could not find the kernel-$DEVEL_KERNEL_TYPE RPM in ${KERNELRPMSBASE}/${lnxmaj}/${DISTRO}"
1762         fi
1763         if ! lnxrel="$lnxrel" unpack_linux_devel_rpm "$kernelrpm" "-"; then
1764             fatal 1 "Could not find the Linux tree in $kernelrpm"
1765         fi
1766     fi
1767
1768     # ~sigh~  have to make copies of and modify some of the rpm
1769     # infrastructure files so that find-requires can find our unpacked
1770     # kernel-devel artifacts
1771     cp $RPM_HELPERS_DIR/{symset-table,find-requires{,.ksyms}} .
1772     FIND_REQUIRES="$(pwd)/find-requires"
1773     chmod 755 {symset-table,find-requires{,.ksyms}}
1774     local tmp="$(pwd)"
1775     tmp="${tmp//\//\\/}"
1776     ed find-requires <<EOF
1777 1a
1778 set -x
1779 .
1780 /|.*find-requires.ksyms/s/|/| bash -x/
1781 g/ [^ ]*\/\(find-requires\.ksyms\)/s// $tmp\/\1/g
1782 wq
1783 EOF
1784     ed find-requires.ksyms <<EOF
1785 1a
1786 set -x
1787 .
1788 g/\/.*\/\(symset-table\)/s//$tmp\/\1/g
1789 wq
1790 EOF
1791     ed symset-table <<EOF
1792 1a
1793 set -x
1794 .
1795 g/\(\/boot\/\)/s//$tmp\/reused\1/g
1796 g/\(\/usr\/src\/kernels\/\)/s//$tmp\/reused\1/g
1797 wq
1798 EOF
1799
1800     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
1801         fatal 1 "error building OFED"
1802
1803     # now build Lustre
1804     if build_lustre "$LINUX" "$LINUXOBJ"; then
1805         # the build worked.  resolve any symlinked files (i.e. from reuse)
1806         # in RPMS/$arch to real files so that that that huge mess of
1807         # complication known as LTS can copy them yet somewhere else.
1808         # is it any wonder this whole process is so damn so?  anyone ever
1809         # heard of hardlinks?  it's this cool new thing that allows you save
1810         # tons of time and space by creating... well you can go read about
1811         # them if you have not heard about them yet.
1812         # can i say how much the implemenation of all of this really impedes
1813         # RPM reuse?
1814         local dir
1815         for dir in RPMS/*; do
1816             pushd $dir
1817             for file in $(ls); do
1818                 if [ -h $file ]; then
1819                     cp $file foo
1820                     mv foo $file
1821                 fi
1822             done
1823             popd
1824         done
1825         # also, for i?86, make sure all of the RPMs are in RPMS/$TARGET_ARCH
1826         # as that's where LTS expects to find them
1827         for dir in RPMS/*; do
1828             if [ $dir = RPMS/$TARGET_ARCH ]; then
1829                 continue
1830             fi
1831             pushd $dir
1832             local files=$(ls)
1833             if [ -n "$files" ]; then
1834                 cp -al $files ../$TARGET_ARCH
1835             fi
1836             popd
1837         done
1838     else
1839         return 1
1840     fi
1841
1842 }
1843
1844 create_rpmbuild_dirs() {
1845
1846     [ -d RPMS ] || mkdir RPMS
1847     for arch in $BUILD_ARCHS; do
1848         if [[ $arch = i?86 ]]; then
1849             # some stupidity in the sles11 kernel spec requires an RPMS/i386
1850             # even if the target arch is i686
1851             [ -d RPMS/i386 ] || mkdir RPMS/i386
1852         fi
1853         [ -d RPMS/$arch ] || mkdir RPMS/$arch
1854     done
1855     [ -d RPMS/noarch ] || mkdir RPMS/noarch
1856     [ -d BUILD ] || mkdir BUILD
1857     [ -d SOURCES ] || mkdir SOURCES
1858     [ -d SPECS ] || mkdir SPECS
1859     [ -d SRPMS ] || mkdir SRPMS
1860
1861 }
1862
1863 new_list() {
1864
1865     echo ""
1866
1867 }
1868
1869 add_list() {
1870     local list="$1"
1871     local item="$2"
1872
1873     echo "$list $item"
1874
1875 }
1876
1877 is_list_member() {
1878     local list="$1"
1879     local item="$2"
1880
1881     [[ $list\  == *\ $item\ * ]]
1882
1883 }
1884
1885 #########################################################################
1886 # Generate a backtrace through the call stack.
1887 #
1888 # Input: None
1889 # Output: None
1890 #########################################################################
1891 backtrace() {
1892     local strip=${1:-1}
1893
1894     local funcname="" sourcefile="" lineno="" n
1895
1896     echo "Call stack: (most recent first)"
1897     for (( n = $strip ; n < ${#FUNCNAME[@]} ; ++n )) ; do
1898         funcname=${FUNCNAME[$n - 1]}
1899         sourcefile=$(basename ${BASH_SOURCE[$n]})
1900         lineno=${BASH_LINENO[$n - 1]}
1901         if [ $n = 1 ]; then
1902             let lineno-=11
1903         fi
1904         # Display function arguments
1905         if [[ ! -z "${BASH_ARGV[@]}" ]]; then
1906             local args newarg j p=0
1907             for (( j = ${BASH_ARGC[$n - 1]}; j > 0; j-- )); do
1908                 newarg=${BASH_ARGV[$j + $p - 1]}
1909                 args="${args:+${args} }'${newarg}'"
1910             done
1911             let p+=${BASH_ARGC[$n - 1]}
1912         fi
1913         echo "  ${funcname} ${args:+${args} }at ${sourcefile}:${lineno}"
1914     done
1915
1916     echo
1917     echo "BEGIN BACKTRACE"
1918
1919     #echo ${BASH_LINENO[*]}
1920     #echo ${BASH_SOURCE[*]}
1921     #echo ${FUNCNAME[*]}
1922     local i=$((${#FUNCNAME[@]} - 1))
1923     while [ $i -ge 0 ]; do
1924         local lineno=${BASH_LINENO[$i]}
1925         if [ $i = 0 ]; then
1926             let lineno-=11
1927         fi
1928         local SOURCELINE="${BASH_SOURCE[$i + 1]}:${lineno}"
1929         # Can't figure out how to get function args from other frames...
1930         local FUNCTION="${FUNCNAME[$i]}()"
1931         echo "$SOURCELINE:$FUNCTION"
1932         i=$((i - 1))
1933     done
1934
1935     echo "END BACKTRACE"
1936
1937     echo $BACKTRACE
1938
1939 }
1940
1941 seen_list=$(new_list)
1942 trap 'set +x;
1943 echo "An unexpected error has occurred at ${BASH_SOURCE[0]##*/}:$((LINENO-1)).
1944 Unfortunately the above line number in the message may or may not be correct,
1945 but details have been send to the lbuild maintainer.  Attempting to continue."; (echo "Untrapped error"
1946 echo
1947 # have we seen this one
1948 echo "checking seen list for ${BASH_SOURCE[0]}:${BASH_LINENO[0]}"
1949
1950 if is_list_member "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}"; then
1951   echo "seen this one already"
1952 else
1953   seen_list=$(add_list "$seen_list" "${BASH_SOURCE[0]}:${BASH_LINENO[0]}")
1954 fi
1955 backtrace
1956 ) ; set $xtrace' ERR
1957 set -E
1958
1959 [ -r ~/.lbuildrc ] && . ~/.lbuildrc
1960
1961 options=$(getopt -o D:h -l kerneltree:,distro:,kernelrpm:,reusebuild:,patchless,ldiskfs,ccache,reuse:,norpm,disable-datestamp,external-patches:,timestamp:,extraversion:,kerneldir:,linux:,lustre:,nodownload,nosrc,noiokit,ofed-version:,mpss-version:,publish,release,set-value:,src,stage:,tag:,target:,target-archs:,with-linux:,xen -- "$@")
1962
1963 if [ $? != 0 ]; then
1964     usage 1
1965 fi
1966
1967 eval set -- "$options"
1968
1969 while [ "$1" ]; do
1970     case "$1" in
1971         '')
1972             usage 1
1973             ;;
1974         --ccache)
1975             CCACHE='ccache'
1976             shift
1977             ;;
1978         -D)
1979             DATE=$2
1980             shift 2
1981             ;;
1982         --external-patches)
1983             EXTERNAL_PATCHES=$2
1984             shift 2
1985             ;;
1986         --extraversion)
1987             EXTRA_VERSION=$2
1988             shift 2
1989             ;;
1990         --help | -h)
1991             usage 0
1992             ;;
1993         --kerneldir)
1994             KERNELDIR=$2
1995             shift 2
1996             ;;
1997         --kerneltree)
1998             if ! KERNELTREE=$(canon_path "$2"); then
1999                 fatal 1 "Could not determine the canonical location of $2"
2000             fi
2001             shift 2
2002             ;;
2003         --linux | --with-linux)
2004             if ! LINUX=$(canon_path "$2"); then
2005                 fatal 1 "Could not determine the canonical location of $2"
2006             fi
2007             shift 2
2008             ;;
2009         --distro)
2010             DISTRO=$2
2011             shift 2
2012             ;;
2013         --reuserpm)
2014             REUSERPM=$2
2015             shift 2
2016             ;;
2017         --reusebuild)
2018             if ! REUSEBUILD=$(canon_path "$2"); then
2019                 fatal 1 "Could not determine the canonical location of $2"
2020             fi
2021             shift 2
2022             ;;
2023         --norpm)
2024             NORPM=true
2025             shift
2026             ;;
2027         --ldiskfs)
2028             echo "WARNING: \"--ldiskfs\" is deprecated" > 2
2029             shift
2030             ;;
2031         --noiokit)
2032             IOKITRPM=false
2033             shift
2034             ;;
2035         --patchless)
2036             PATCHLESS=true
2037             shift
2038             ;;
2039         --kernelrpm)
2040             if ! KERNELRPMSBASE=$(canon_path "$2"); then
2041                 fatal 1 "Could not determine the canonical location of $2"
2042             fi
2043             shift 2
2044             ;;
2045         --timestamp)
2046             TIMESTAMP=$2
2047             shift 2
2048             ;;
2049         --lustre)
2050             if ! LUSTRE=$(canon_filepath "$2"); then
2051                 fatal 1 "Could not determine the canonical location of $2"
2052             fi
2053             shift 2
2054             ;;
2055         --nodownload)
2056             DOWNLOAD=false
2057             shift 1
2058             ;;
2059         --nosrc)
2060             DO_SRC=false
2061             shift 1
2062             ;;
2063         --ofed-version)
2064             OFED_VERSION="$2"
2065             shift 2
2066             ;;
2067         --mpss-version)
2068             MPSS_VERSION="$2"
2069             shift 2
2070             ;;
2071         --publish)
2072             shift
2073             ;;
2074         --release)
2075             RELEASE=true
2076             shift
2077             ;;
2078         --src)
2079             DO_SRC=true
2080             shift 1
2081             ;;
2082         --stage)
2083             STAGEDIR=$2
2084             shift 2
2085             ;;
2086         --tag)
2087             shift 2
2088             echo "WARNING: \"--tag\" is deprecated" > 2
2089             ;;
2090         --target)
2091             TARGET=$2
2092             shift 2
2093             ;;
2094         --target-archs)
2095             TARGET_ARCHS=$2
2096             shift 2
2097             ;;
2098         --xen)
2099             XEN=true
2100             shift
2101             ;;
2102         --set-value)
2103             eval $2
2104             shift 2
2105             ;;
2106         --)
2107             shift
2108             # there are actually some lustre configure flags that we need to
2109             # handle ourselves (but we still give them to configure)
2110             if [[ \ $@\  == *\ --disable-tests\ * ]]; then
2111                 LUSTRE_TESTS=false
2112             fi
2113             CONFIGURE_FLAGS=$@
2114             CONFIGURE_FLAGS="$CONFIGURE_FLAGS --enable-liblustre --enable-liblustre-tests"
2115             break
2116             ;;
2117         *)
2118             usage 1 "Unrecognized option: $1"
2119             ;;
2120     esac
2121 done
2122
2123 check_options
2124
2125 unpack_lustre
2126
2127 # XXX - should we _always_ get the buildid from the META file?  what are the
2128 # other (i.e. non-lustre-tarball use cases of lbuild)?
2129 BUILDID=$(sed -ne '/^BUILDID =/s/.*= *//p' lustre/META)
2130 VERSION=$(sed -ne '/^VERSION =/s/.*= *//p' lustre/META)
2131
2132 load_target
2133
2134 if [ -n "$OFED_VERSION" -a "$OFED_VERSION" != "inkernel" ]; then
2135     download_ofed
2136     unpack_ofed || fatal 1 "Error unpacking OFED tarball"
2137 fi
2138
2139 if [ -n "$MPSS_VERSION" ]; then
2140     [ -z "$MPSS_DISTRO" ] && MPSS_DISTRO=$(autodetect_distro)
2141
2142     MPSS_INFO=$(mktemp -u mpss-info-XXXXXXXXXX.html)
2143     download_mpss_info "$MPSS_INFO"
2144
2145     if [ "$MPSS_VERSION" = "last" ]; then
2146         MPSS_VERSION=$(parse_mpss_info "$MPSS_INFO" "" ${MPSS_DISTRO})
2147         [ -z "$MPSS_VERSION" ] && fatal 1 "Could not determine the last MPSS version"
2148     elif [[ $MPSS_VERSION != [0-9].[0-9].[0-9]*-[0-9]* ]]; then
2149         fatal 1 "Incorrect MPSS version $MPSS_VERSION"
2150     fi
2151
2152     download_mpss "$MPSS_INFO"
2153     [ -r "$MPSS_INFO" ] && rm -f "$MPSS_INFO"
2154     echo "Building with MPSS $MPSS_VERSION"
2155     unpack_mpss  || fatal 1 "Error unpacking MPSS tarballs"
2156     prepare_mpss || fatal 1 "Error preparing MPSS for kernel modules build"
2157
2158     if [ -z "$MPSS_OFED" ]; then
2159         MPSS_OFED=$(find $PWD -type f -path "*/ofed-driver-*/Module.symvers")
2160         if [ -n "$MPSS_OFED" ]; then
2161             MPSS_OFED="--with-o2ib=$(dirname $MPSS_OFED)"
2162         else
2163             MPSS_OFED="--without-o2ib"
2164         fi
2165     fi
2166
2167     # disable unsupported parts:
2168     PATCHLESS=true
2169     IOKITRPM=false
2170     LDISKFSRPM=false
2171     ZFSNOTSUPPORTED="yes"
2172
2173     # define variables for cross compilation:
2174     CROSS_SUFFIX="-mic"
2175     if [ "${MPSS_VERSION%%.*}" = "3" ]; then
2176         CC_TARGET_ARCH=k1om-mpss-linux
2177         LINUX="$TOPDIR/mpss"
2178     else
2179         CC_TARGET_ARCH=x86_64-k1om-linux
2180         LINUX="$TOPDIR/mpss/card/kernel"
2181         RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_requires intel-mic-gpl = ${MPSS_VERSION%%-*}\""
2182     fi
2183     CONFIGURE_FLAGS="$CONFIGURE_FLAGS $MPSS_OFED --host=$CC_TARGET_ARCH --build=x86_64-pc-linux"
2184     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"post_script build/gen_filelist.sh\""
2185     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"make_args ARCH=k1om CROSS_COMPILE=${CC_TARGET_ARCH}-\""
2186     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"cross_path ${CROSS_PATH:=/opt/lustre/${VERSION}/${CC_TARGET_ARCH}}\""
2187     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"rootdir %{cross_path}\""
2188     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_prefix %{cross_path}/usr\""
2189     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_mandir %{_prefix}/share/man\""
2190     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"_sysconfdir %{cross_path}/etc\""
2191     RPMBUILD_DEFS="$RPMBUILD_DEFS --define \"kmoddir extra\""
2192
2193     # redefine CC for proper ./configure during rpmbuild
2194     export CC=${CC_TARGET_ARCH}-gcc
2195 fi
2196
2197 # make sure the RPM build environment is set up
2198 create_rpmbuild_dirs
2199
2200 # if an unpacked kernel source tree was given on the command line
2201 # just build lustre with it (nothing distro kernel specific here)
2202 if [ -n "$LINUX" ]; then
2203     find_linux_release() {
2204         _find_linux_release $LINUX
2205     }
2206     build_ofed "${LINUXOBJ:-$LINUX}" "$OFED_VERSION" ||
2207         fatal 1 "error building OFED"
2208     build_lustre "$LINUX" "$LINUXOBJ"
2209 else
2210     if [ ! -f "${LBUILD_DIR}/lbuild-$DISTRO" ]; then
2211         fatal 1 "${LBUILD_DIR}/lbuild-$DISTRO not found"
2212     fi
2213     source ${LBUILD_DIR}/lbuild-$DISTRO
2214     build_with_srpm || fatal 1 "Failed to build_with_srpm"
2215 fi
2216
2217 stage